Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

How can you use adminclient api?

537

What is the difference between rdbms and hadoop?

603

Define tasktracker.

604

Is it necessary to write jobs for hadoop in the java language?

621

Which command is used for the retrieval of the status of daemons running the hadoop cluster?

669

What is the functionality of jobtracker in hadoop? How many instances of a jobtracker run on hadoop cluster?

720

Is it necessary to know java to learn hadoop?

612

Explain the use of .mecia class?

738

What is the sequencefileinputformat in hadoop?

672

What is the difference between hadoop and other data processing tools?

637

Which data storage components are used by hadoop?

627

Give the use of the bootstrap panel.

636

What are the functionalities of jobtracker?

630

Is it possible to provide multiple inputs to hadoop? If yes, explain.

615

What are the network requirements for using hadoop?

645

Un-Answered Questions { Big Data }

What are file permissions in HDFS and how HDFS check permissions for files or directory?

What are Watches in ZooKeeper?

What do you understand by node in cassandra?

Can you define udf?

397

Use of import command in hadoop sqoop?

Define Thrift?

259

In which language ambari shell is developed?

What is throughput in HDFS?

Is spark a mapreduce?

279

What features from relational databases or hive are not available in impala?

What does ISR stand in Kafka environment?

617

Explain the core methods of the reducer?

477

Is it possible to add a parameter while running a saved job?

Which is better hadoop or spark?

275

Specify what the information segments utilized by hadoop are?

404

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